AirHint found the following cheapest return flights from London (LHR) to Singapore (SIN) in June 2026 (see full year).

Return flights

08 Jun - 23 Jun	Air China
09 Jun - 23 Jun	Air China
06 Jun - 12 Jun	Air China
11 Jun - 24 Jun	Air China
08 Jun - 22 Jun	Air China
08 Jun - 15 Jun	Air China
10 Jun - 17 Jun	Air China
10 Jun - 23 Jun	Air China
11 Jun - 18 Jun	Air China
04 Jun - 12 Jun	Air China
06 Jun - 01 Jul	Air China
18 Jun - 09 Jul	Etihad Airways
25 Jun - 02 Jul	Gulf Air
30 Jun - 16 Jul	Etihad Airways
17 Jun - 01 Jul	Gulf Air
29 Jun - 22 Jul	Gulf Air
28 Jun - 14 Jul	Etihad Airways
17 Jun - 20 Jul	Gulf Air
27 Jun - 04 Jul	Etihad Airways
22 Jun - 04 Jul	Gulf Air

Also check the deals for one-way flights from London to Singapore in June.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from London to Singapore in June from 454€

Return flights